Use of the images from NIST Digital Archives is not restricted, but a statement of attribution is required. Please use the following attribution statement: "National Institute of Standards and Technology Digital Collections, Gaithersburg, MD 20899"

LCSH

Roberts, Richard W.--Portraits.; United States. National Bureau of Standards--Officials and employees--Portraits.; Public officers--Portraits.;Portrait photographs.; Photographic prints. United States. National Bureau of Standards.